From patchwork Mon Oct 1 09:44:38 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 147879 Delivered-To: patch@linaro.org Received: by 2002:a2e:8595:0:0:0:0:0 with SMTP id b21-v6csp3688211lji; Mon, 1 Oct 2018 02:45:32 -0700 (PDT) X-Google-Smtp-Source: ACcGV638bJcn+BHQ0VF8rFqI+8uTOs8z302nMdInQTU88B1u7fcXdPJb+qIGZyClz/Xy4trC87ct X-Received: by 2002:a62:20d8:: with SMTP id m85-v6mr10620223pfj.152.1538387132318; Mon, 01 Oct 2018 02:45:32 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1538387132; cv=none; d=google.com; s=arc-20160816; b=Kpl9lt1SeF/amVhTusyMhURh+DY1UaQEJsdgd6Rwc4hcaTwxId/L8sRznihjKmlZDi +MjyvC/PcnOPaD1zEg8Hgx+cWhoTIRDCV3TWsFiNJ4tR/m1Xd1Hir9hBwEuPtZgaqEMT KhzPjlX4n9YwQ6q7NO8eTxekkUCm+VTsOKlZx9/ZuX+wADyhZtLnVt6ua/10kNTQl4sh U1TyiC3zW1nbakTRQLGHdXMk312IEDQL4wOlNBX8hY7LRLtBCp/UN+Ntcci6dSYrcfVo 5zQ7RDGkHRQ+GwCxZZ9R8uUOOa2AZ/mkcbtC8OgdivAYIzTWE0S2FA2QIvR/pmax3EL6 mQvg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:dkim-filter; bh=4lVB2aFznZ03R0jO3ZE1lpLOFkM4t8EYXVBngQ9ssaA=; b=NeXFNmX5+BSn8xsSPBtE13wwNEs9Gq2Hl8wuqKU3HPxosDM+4z7SeHyK7EcrfNioSv EavSpHa0yExDCLWHg3fEmsHpk3II2uphJkVAlvF6JZd/ojyCfEUaa1SKzIwpS01F+sn9 szeZ6dk6s30vzRKmt/ceOvmAy+QhhVV4XDskPMkrHn5EqHBYwhz7jEPrnv1v2b0jG2Zy To1dAndOsAfiGeO1eS8IU0j0CBl4RT7NpsPkbV3NnHNg3TYCw4e22v0ww3ptOa+uPyTy pYV8N1rkYUlIAxq5M8gYSOvHZay00xgQUWFlnDOrcCAVylzYh1w1Xd04UrP1bjq7Zerv ok0A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=1i+0bhjY; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h18-v6si3358333pgk.351.2018.10.01.02.45.32; Mon, 01 Oct 2018 02:45:32 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=1i+0bhjY; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729211AbeJAQWY (ORCPT + 32 others); Mon, 1 Oct 2018 12:22:24 -0400 Received: from conuserg-11.nifty.com ([210.131.2.78]:64049 "EHLO conuserg-11.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729035AbeJAQWY (ORCPT ); Mon, 1 Oct 2018 12:22:24 -0400 Received: from pug.e01.socionext.com (p14092-ipngnfx01kyoto.kyoto.ocn.ne.jp [153.142.97.92]) (authenticated) by conuserg-11.nifty.com with ESMTP id w919iipK005108; Mon, 1 Oct 2018 18:44:46 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-11.nifty.com w919iipK005108 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1538387086; bh=4lVB2aFznZ03R0jO3ZE1lpLOFkM4t8EYXVBngQ9ssaA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1i+0bhjYXKFw4qk3zw+9tpdVx9sqsT2gcGC+SMY5e9xVWNjs23T0pQ1Rp7NAPPurG lnSsSerOLxy3ASjXShB691YYT02M3Lnyuur0NvzkBQWNQqgNjTVfXNu/nQ+L1PdOyX 4v0iVTSaa55oZvJL14Khf5JGxLV5IY/iFdCz7te8kNIJn9axJuewHz375Vcmc91vUH 1DvMFExtIsmizZ780FC7ivFQnfj3luLznovMykFKTb3ckX8zZr5m0D9AzP8APk64XW ksOw/5VcpYEaBsyZkZRG6pwLJGLxf/AkH0/bQNULzY5oQ6jNZpssorWMsxazv5qDzw S8O/RhrR6FvNw== X-Nifty-SrcIP: [153.142.97.92] From: Masahiro Yamada To: linux-kbuild@vger.kernel.org Cc: Arnd Bergmann , Kees Cook , Nick Desaulniers , Masahiro Yamada , Michal Marek , linux-kernel@vger.kernel.org Subject: [PATCH 3/3] kbuild: add -Wno-unused-but-set-variable compiler flag unconditionally Date: Mon, 1 Oct 2018 18:44:38 +0900 Message-Id: <1538387078-21892-3-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1538387078-21892-1-git-send-email-yamada.masahiro@socionext.com> References: <1538387078-21892-1-git-send-email-yamada.masahiro@socionext.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We have raised the compiler requirement from time to time. With commit cafa0010cd51 ("Raise the minimum required gcc version to 4.6"), the minimum for GCC is 4.6 now. This flag was added by GCC 4.6, and it is recognized by Clang and ICC as well. Let's rip off the cc-disable-warning switch, and see if somebody complains about it. Signed-off-by: Masahiro Yamada --- Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.7.4 Nacked-by: Nick Desaulniers diff --git a/Makefile b/Makefile index 8a23fee..2627266 100644 --- a/Makefile +++ b/Makefile @@ -716,7 +716,7 @@ else # These warnings generated too much noise in a regular build. # Use make W=1 to enable them (see scripts/Makefile.extrawarn) -KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable) +KBUILD_CFLAGS += -Wno-unused-but-set-variable endif KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable)